)]}'
{
  "commit": "a9cd207c23ca4fa5bd5f1092e867e87542e349a3",
  "tree": "e56c2224b609c25846b2bb0efcfa4e000b54cda7",
  "parents": [
    "83eec5e6dd10f0b1ab83ee660c8be883b3da7ba8"
  ],
  "author": {
    "name": "Hitoshi Mitake",
    "email": "mitake.hitoshi@lab.ntt.co.jp",
    "time": "Fri Nov 06 16:32:08 2015 -0800"
  },
  "committer": {
    "name": "Linus Torvalds",
    "email": "torvalds@linux-foundation.org",
    "time": "Fri Nov 06 17:50:42 2015 -0800"
  },
  "message": "nilfs2: add tracepoints for analyzing reading and writing metadata files\n\nThis patch adds tracepoints for analyzing requests of reading and writing\nmetadata files.  The tracepoints cover every in-place mdt files (cpfile,\nsufile, and datfile).\n\nExample of tracing mdt_insert_new_block():\n              cp-14635 [000] ...1 30598.199309: nilfs2_mdt_insert_new_block: inode \u003d ffff88022a8d0178 ino \u003d 3 block \u003d 155\n              cp-14635 [000] ...1 30598.199520: nilfs2_mdt_insert_new_block: inode \u003d ffff88022a8d0178 ino \u003d 3 block \u003d 5\n              cp-14635 [000] ...1 30598.200828: nilfs2_mdt_insert_new_block: inode \u003d ffff88022a8d0178 ino \u003d 3 block \u003d 253\n\nSigned-off-by: Hitoshi Mitake \u003cmitake.hitoshi@lab.ntt.co.jp\u003e\nSigned-off-by: Ryusuke Konishi \u003ckonishi.ryusuke@lab.ntt.co.jp\u003e\nCc: Steven Rostedt \u003crostedt@goodmis.org\u003e\nCc: TK Kato \u003cTK.Kato@wdc.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n",
  "tree_diff": [
    {
      "type": "modify",
      "old_id": "dee34d9902813fe1dc1d1e1703445ca8ac013284",
      "old_mode": 33188,
      "old_path": "fs/nilfs2/mdt.c",
      "new_id": "1125f40233ffd9c849acc0f13d432f520de95e0a",
      "new_mode": 33188,
      "new_path": "fs/nilfs2/mdt.c"
    },
    {
      "type": "modify",
      "old_id": "1b65ba6879258668edcda584ad7c6390ec70425f",
      "old_mode": 33188,
      "old_path": "include/trace/events/nilfs2.h",
      "new_id": "c7805818fcc6cadfebd3eeeff33c9db08bc26abc",
      "new_mode": 33188,
      "new_path": "include/trace/events/nilfs2.h"
    }
  ]
}